diff --git a/package.json b/package.json
index 2f69cd1..aeef353 100644
--- a/package.json
+++ b/package.json
@@ -7,6 +7,9 @@
   "type": "module",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
+  "files": [
+    "dist"
+  ],
   "scripts": {
     "build:clean": "del-cli dist",
     "build:check": "tsc --noEmit",
@@ -20,15 +23,14 @@
     "dev": "node --enable-source-maps dist/index.js",
     "test": "yarn build && node --enable-source-maps --test",
     "test:only": "yarn test --test-only",
-    "prepare": "is-ci || husky install"
+    "prepare": "is-ci || husky install",
+    "prepublish": "tsc"
   },
   "dependencies": {
     "chevrotain": "^11.0.3",
     "octokit": "^3.1.2",
     "re2": "^1.20.9",
     "readdirp": "^3.6.0",
-    "reflect-metadata": "^0.2.1",
-    "tsyringe": "^4.8.0",
     "yaml": "^2.3.4"
   },
   "devDependencies": {
@@ -47,5 +49,8 @@
     "rimraf": "^5.0.5",
     "typescript": "^5.3.3"
   },
+  "engines": {
+    "node": ">=21.0.0"
+  },
   "packageManager": "yarn@4.0.2"
 }
diff --git a/src/index.ts b/src/index.ts
index d3cdf51..adde805 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,5 +1,4 @@
 export { evaluateOmega } from "./omega.js";
 export * from "./rules.js";
 export * from "./types/omega.js";
-export { kRules } from "./utils/symbols.js";
 export * from "./utils/validator.js";
diff --git a/src/rules.ts b/src/rules.ts
index 679e851..a93213a 100644
--- a/src/rules.ts
+++ b/src/rules.ts
@@ -1,30 +1,8 @@
 import { readFile } from "node:fs/promises";
 import { Octokit } from "octokit";
 import readdirp from "readdirp";
-import { container } from "tsyringe";
 import { parse } from "yaml";
-import type { Rule } from "./types/omega.js";
-import { kRules } from "./utils/symbols.js";
-
-/**
- * Create a rule cache
- *
- * @returns A reference to the rule cache
- */
-export function createRuleCache() {
-  const rules = new Map<string, Rule>();
-  container.register(kRules, { useValue: rules });
-  return rules;
-}
-
-/**
- * Get the registered rule cache
- *
- * @returns A reference to the rule cache
- */
-export function getRuleChache() {
-  return container.resolve<Map<string, Rule>>(kRules);
-}
+import type { Rule, RuleCache } from "./types/omega.js";
 
 /**
  * Load rules from a defined directory and all sub directories into the provided cache
@@ -33,7 +11,7 @@ export function getRuleChache() {
  * @param cache - The rule cache to load rules into
  * @returns A reference to the rule cache
  */
-export async function loadRulesInto(path: string, cache: Map<string, Rule>) {
+export async function loadRulesInto(path: string, cache: RuleCache) {
   const ruleDir = readdirp(path, {
     fileFilter: "*.yml",
   });
@@ -100,7 +78,7 @@ export async function loadRuleRepositoryInto(
   owner: string,
   repository: string,
   path: string,
-  cache: Map<string, Rule>,
+  cache: RuleCache,
 ) {
   const result = await fetchRepositoryContents(owner, repository, path, []);
 
diff --git a/src/tests/rules.test.ts b/src/tests/rules.test.ts
index 6a60672..b5fbbc9 100644
--- a/src/tests/rules.test.ts
+++ b/src/tests/rules.test.ts
@@ -1,5 +1,4 @@
 /* eslint-disable id-length */
-import "reflect-metadata";
 import assert from "node:assert";
 import { fileURLToPath, URL } from "node:url";
 import { describe, it } from "node:test";
diff --git a/src/tests/validator.test.ts b/src/tests/validator.test.ts
index 51794a3..f300790 100644
--- a/src/tests/validator.test.ts
+++ b/src/tests/validator.test.ts
@@ -1,4 +1,3 @@
-import "reflect-metadata";
 import assert from "node:assert";
 import { fileURLToPath, URL } from "node:url";
 import { describe, it } from "node:test";
diff --git a/src/types/omega.ts b/src/types/omega.ts
index afd34a4..44ed557 100644
--- a/src/types/omega.ts
+++ b/src/types/omega.ts
@@ -36,6 +36,8 @@ export type Rule = {
   title: string;
 };
 
+export type RuleCache = Map<string, Rule>;
+
 export type OmegaResult = {
   matches: boolean;
   rule: Rule;
diff --git a/src/utils/symbols.ts b/src/utils/symbols.ts
deleted file mode 100644
index fa760eb..0000000
--- a/src/utils/symbols.ts
+++ /dev/null
@@ -1 +0,0 @@
-export const kRules = Symbol("OmegaRules");
diff --git a/yarn.lock b/yarn.lock
index 1f4b6d9..a89688a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6631,9 +6631,7 @@ __metadata:
     prettier: "npm:^3.1.1"
     re2: "npm:^1.20.9"
     readdirp: "npm:^3.6.0"
-    reflect-metadata: "npm:^0.2.1"
     rimraf: "npm:^5.0.5"
-    tsyringe: "npm:^4.8.0"
     typescript: "npm:^5.3.3"
     yaml: "npm:^2.3.4"
   languageName: unknown
@@ -7185,13 +7183,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"reflect-metadata@npm:^0.2.1":
-  version: 0.2.1
-  resolution: "reflect-metadata@npm:0.2.1"
-  checksum: 6ca3c674bb43cf8ec3a3f5f38c8730a6116335f8e562fcdcdf3a492af168c5a7f0e8f17476a5710c3fe6bf9b5d22e8a463f14c0e26e326339cab65e099900ef7
-  languageName: node
-  linkType: hard
-
 "reflect.getprototypeof@npm:^1.0.4":
   version: 1.0.4
   resolution: "reflect.getprototypeof@npm:1.0.4"
@@ -8209,7 +8200,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"tslib@npm:^1.8.1, tslib@npm:^1.9.3":
+"tslib@npm:^1.8.1":
   version: 1.14.1
   resolution: "tslib@npm:1.14.1"
   checksum: 69ae09c49eea644bc5ebe1bca4fa4cc2c82b7b3e02f43b84bd891504edf66dbc6b2ec0eef31a957042de2269139e4acff911e6d186a258fb14069cd7f6febce2
@@ -8250,15 +8241,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"tsyringe@npm:^4.8.0":
-  version: 4.8.0
-  resolution: "tsyringe@npm:4.8.0"
-  dependencies:
-    tslib: "npm:^1.9.3"
-  checksum: e13810e8ff39c4093acd0649bc5db3c164825827631e1522cd9d5ca8694a018447fa1c24f059ea54e93b1020767b1131b9dc9ce598dabfc9aa41c11544bbfe19
-  languageName: node
-  linkType: hard
-
 "type-check@npm:^0.4.0, type-check@npm:~0.4.0":
   version: 0.4.0
   resolution: "type-check@npm:0.4.0"